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Material Plumbing
Its important to check the torque of the nuts on
the plumbing flanges, check the torque of the nuts
after the initial 8 hours of run time, then every 200
hours after that.
Accessing Plumbing
M1 and M2
A) Remove rear plumbing cover (A) by removing
the 6 bolts (B) on the outside of the rear cover.
M4 and M4 Dual
A) Open rear panel door. No hardware to
remove.
(C)
Plumbing Maintenance
Use a torque wrench with an extension and
check the 6 nuts from the upper flange (C).
Set torque to 30 ft./pounds.
(D)
Use a torque wrench with an extension and
check the 8 nuts on the lower pump flange (D).
These need to be set to 22 Ft/pounds.
Reinstall plumbing cover when completed.
M-Series Maintenance - Sealant Material Plumbing
(A)
(B)